Summary:

This tool scans your device for publicly known vulnerabilities system. All data will be kept on the device and will not be shared without your explicit consentThis tool intends to show the end user the attack surface that a product is susceptible. In applying these controls you try to minimize or eliminate the two positive / false negative false , without adversely affecting the stability of the system. When a vulnerability is discovered, Google receives news for Android and a patch is applied. Nexus devices are usually devices that receive these patches faster because divert minor ( ie not all) of AOSP (Android Open Source Project – The core of Android, which Google is committed to )